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mathlib: get rid of now duplicate sign() function

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Instead use the one that was copied to the matrix library in
https://github.com/PX4/Matrix/pull/116/
This commit is contained in:
Matthias Grob
2020-03-17 10:01:42 +01:00
parent d313b0417a
commit eb3b0f6b55
9 changed files with 20 additions and 22 deletions
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src/lib/flight_tasks/tasks/Auto/FlightTaskAuto.cpp
+1 -1
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@@ -493,7 +493,7 @@ bool FlightTaskAuto::_compute_heading_from_2D_vector(float &heading, Vector2f v)
// and multiply by the sign given of cross product of x and v.
// Dot product: (x(0)*v(0)+(x(1)*v(1)) = v(0)
// Cross product: x(0)*v(1) - v(0)*x(1) = v(1)
heading = math::sign(v(1)) * wrap_pi(acosf(v(0)));
heading = sign(v(1)) * wrap_pi(acosf(v(0)));
return true;
}